Teaching is the basic way to achieve educational goals. Teaching is always instructive. Teaching is the central work of the school, and the school work must be based on education and arranged comprehensively. Curriculum is an important way to achieve educational goals, the most important basis for organizing educational and teaching activities, and the carrier to embody and reflect educational ideas and concepts. Therefore, curriculum is the core of education.

The purpose of education is to cultivate people's overall goal. It is related to the fundamental question of what kind of social role and quality the educated should be trained to be. It is the starting point of educational practice. According to the needs of certain social productive forces, production relations and people's own development.

Historically, it varies with different social systems, national cultural traditions and educational ideas. It has class nature in class society. The education in Athens, ancient Greece requires the cultivation of people with harmonious physical and mental development; Spartan education needs to cultivate brave and skilled people. The feudal society in China put forward requirements for the cultivation of literati and officialdom in Ming Dynasty.